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What we can learn from flat tax research

Dias, P.; Tavares, M.

This chapter explores the increasing academic and political interest in the “Flat Tax” system, particularly inspired by the outcomes observed in countries with proportional taxation. By analyzing a sample of 109 scientific articles from the Scopus platform using bibliometric indicators, the chapter provides a comprehensive overview of the research trends and key findings in this area. The study reveals a signif...

Date: 2025   |   Origin: Repositório ISCTE

Food Insecurity and Nutritional Inadequacy in Children and Adolescents of Basic...

Ferreira, F.; Tavares, M.; Barros, Renata; Dia, C.; Morais, R.; Ortigao, M.; Padrão, Patrícia; Rodrigues, M.; Moreira, Pedro

Food insecurity (FI) is a critical socioeconomic and public health problem globally, particularly affecting children's nutritional status and development. This cross-sectional study aimed to assess the prevalence of nutritional inadequacy among children and adolescents in the Cantagalo district of S & atilde;o Tom & eacute; and Pr & iacute;ncipe (STP), in Central Africa. It also assessed their households' FI si...


Ultra-Processed Foods and Nutritional Intake of Children and Adolescents from C...

Morais, R.; Rodrigues, M.; Ferreira, F.; Barros, Renata; Padrão, Patrícia; Ortigao, M.; Tavares, M.; Moreira, Pedro

Background: Globally, dietary patterns are shifting toward an increased consumption of ultra-processed foods, raising the risk of some metabolic and nutritional diseases from a young age. This trend is now also affecting low- and middle-income countries. Considering this, we aimed to assess the contribution of ultra-processed foods to total energy intake and their association with the nutritional intake of chil...


“Flat Tax”: Caracterização da investigação

Tavares, M.; Dias, P.

O principal objetivo deste estudo consiste em caracterizar a investigação sobre a “Flat Tax”, tendo-se definido como objetivos específicos, a análise das características dos artigos publicado e das características dos investigadores. A análise aos artigos permitiu concluir que o interesse académico pelo tema tem vindo a aumentar ao longo das décadas, já que tanto o número de artigos publicados como o número de ...

Date: 2022   |   Origin: Repositório ISCTE

Ongoing monkeypox virus outbreak, Portugal, 29 April to 23 May 2022

Duque, M.P.; Ribeiro, S.; Martins, J.V.; Casaca, P.; Leite, P. P.; Tavares, M.; Mansinho, K.; Duque, L.M.; Fernandes, C.; Cordeiro, R.; Borrego, M.J.

Up to 27 May 2022, Portugal has detected 96 confirmed cases of monkeypox. We describe 27 confirmed cases (median age: 33 years (range: 22–51); all males), with an earliest symptom onset date of 29 April. Almost all cases (n = 25) live in the Lisbon and Tagus Valley health region. Most cases were neither part of identified transmission chains, nor linked to travel or had contact with symptomatic persons or with ...


Semantic search of mobile applications using word embeddings

Coelho, J.; Neto, A.; Tavares, M.; Coutinho, C.; Ribeiro, R.; Batista, F.

This paper proposes a set of approaches for the semantic search of mobile applications, based on their name and on the unstructured textual information contained in their description. The proposed approaches make use of word-level, character-level, and contextual word-embeddings that have been trained or fine-tuned using a dataset of about 500 thousand mobile apps, collected in the scope of this work. The propo...

Date: 2021   |   Origin: Repositório ISCTE

Semantic search of mobile applications using word embeddings

Coelho, J.; Neto, A.; Tavares, M.; Coutinho, C.; Ribeiro, R.; Batista, F.

This paper proposes a set of approaches for the semantic search of mobile applications, based on their name and on the unstructured textual information contained in their description. The proposed approaches make use of word-level, character-level, and contextual word-embeddings that have been trained or fine-tuned using a dataset of about 500 thousand mobile apps, collected in the scope of this work. The propo...

Date: 2021   |   Origin: Repositório ISCTE

Semantic search of mobile applications using word embeddings

Coelho, J.; Neto, A.; Tavares, M.; Coutinho, C.; Ribeiro, R.; Batista, F.

This paper proposes a set of approaches for the semantic search of mobile applications, based on their name and on the unstructured textual information contained in their description. The proposed approaches make use of word-level, character-level, and contextual word-embeddings that have been trained or fine-tuned using a dataset of about 500 thousand mobile apps, collected in the scope of this work. The propo...

Date: 2021   |   Origin: Repositório ISCTE

Clube dos Heróis: Atividades para o bem-estar na infância

Ferreira, S.; Caldeira, S.; Rocha, C.; Cabral, F.; Fernandes, H.; Correia, M.; Tavares, M.; Amaral, S.; Soares. S.; Ponte, S.

Este artigo apresenta o Clube dos Heróis, um recurso psicopedagógico na área da promoção de competências pessoais e sociomeocionais, dirigido a profissionais, pais e outros /cuidadores de crianças dos 5 aos 10 anos. A literatura evidencia que a promoção de competências pessoais e socioemocionais reduz problemas de internalização e externalização e potencia o rendimento académico, comportamentos prossociais e at...

Date: 2021   |   Origin: Repositório ISCTE

Transformer-based language models for semantic search and mobile applications r...

Coelho, J.; Neto, A.; Tavares, M.; Coutinho, C.; Oliveira, J.; Ribeiro, R.; Batista, F.

Search engines are being extensively used by Mobile App Stores, where millions of users world-wide use them every day. However, some stores still resort to simple lexical-based search engines, despite the recent advances in Machine Learning, Information Retrieval, and Natural Language Processing, which allow for richer semantic strategies. This work proposes an approach for semantic search of mobile application...

Date: 2021   |   Origin: Repositório ISCTE

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